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Expresión de citoquinas acuosas y su correlación con biomarcadores morfológicos de la retina en pacientes con DMNA
Jingxin Zeng1, Wenwen Shang1, Pengfei Ren2,3
1Department of Ophthalmology, West China Hospital, Sichuan University, Chengdu, China.
PloS one
|February 11, 2026
Resumen
Los niveles elevados de MCP-1 y la fibrosis retiniana en pacientes con degeneración macular neovascular relacionada con la edad (NAMD) se correlacionan con peores resultados visuales. La agudeza visual basal es un predictor clave del pronóstico en la DMNA.
Área de la Ciencia:
- Oftalmología Oftalmología.
- Biología Molecular Biología Molecular
- La bioquímica es la bioquímica.
Sus antecedentes:
- La degeneración macular neovascular relacionada con la edad (NAMD) causa pérdida irreversible de la visión debido a la neovascularización patológica.
- Comprender los mecanismos moleculares, particularmente los perfiles de citoquinas, es crucial para desarrollar tratamientos efectivos.
Objetivo del estudio:
- Para analizar los perfiles de citoquinas del humor acuoso en pacientes con nAMD.
- Explorar las correlaciones entre citoquinas específicas, características clínicas y morfología de la retina en nAMD.
Principales métodos:
- Un estudio transversal que involucró a 94 pacientes con nAMD y 34 controles.
- Análisis citométrico de matriz de cuentas (CBA) del humor acuoso para las citoquinas (MCP-1, ICAM-1, VCAM-1, CA-1, β-FGF, PPK/PK, VEGF).
- Tomografía de coherencia óptica (OCT) para la evaluación estructural de la retina y el análisis de correlación.
Principales resultados:
- Los pacientes con nAMD mostraron niveles más altos de CA-1, PPK/PK, ICAM-1, VCAM-1 y MCP-1 en comparación con los controles.
- La reducción de la agudeza visual se asoció con el líquido intraretinal, la pigmentación y la fibrosis.
- El aumento de MCP-1 y la presencia de fibrosis se correlacionan con peores resultados visuales.
- El β-FGF mostró correlaciones negativas con CA-1, PPK, ICAM-1, VCAM-1 y MCP-1.
Conclusiones:
- El líquido intraretinal y la agudeza visual basal son factores significativos en el pronóstico de la DMNA.
- La fibrosis retiniana y la elevación del MCP-1 son objetivos terapéuticos potenciales para mejorar los resultados de la DMNA.
- Se necesita más investigación para comprender el impacto de las terapias anti-VEGF en otras citocinas y explorar tratamientos complementarios.
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